In large bowl place yeast, sugar and water. When it bubbles, or after 2-3 minutes, add the rest of the ingredients and knead until it forms a ball.Cover and let it rest for 1/2 hour.In the meantime, cook the onions and garlic in the oil until the onion is translucent. Add the rest of the ingredients and cook for 5 minutes.When the dough is ready, preheat the oven to 425 degrees. Spread half of the dough on a pizza pan or a jelly roll pan. (This recipe will make 2 pans full.) Cover with half of the sauce, and bake for 15 minutes . Enjoy!